Field Detail

• linear_solver_

  private CeresSolver.LinearSolver linear_solver_

• radius_

  private double radius_

• max_radius_

  private double max_radius_

• min_diagonal_

  private double min_diagonal_

• max_diagonal_

  private double max_diagonal_

• mu_

  private double mu_

• min_mu_

  private double min_mu_

• max_mu_

  private double max_mu_

• mu_increase_factor_

  private double mu_increase_factor_

• increase_threshold_

  private double increase_threshold_

• decrease_threshold_

  private double decrease_threshold_

• diagonal_

  private java.util.Vector<java.lang.Double> diagonal_

• lm_diagonal_

  private java.util.Vector<java.lang.Double> lm_diagonal_

• gradient_

  private java.util.Vector<java.lang.Double> gradient_

• gauss_newton_step_

  private java.util.Vector<java.lang.Double> gauss_newton_step_

• alpha_

  private double alpha_

• dogleg_step_norm_

  private double dogleg_step_norm_

• reuse_

  private boolean reuse_

• dogleg_type_

  private CeresSolver.DoglegType dogleg_type_

• subspace_is_one_dimensional_

  private boolean subspace_is_one_dimensional_

• subspace_basis_

  private Jama.Matrix subspace_basis_

• subspace_g_

  private WildMagic.LibFoundation.Mathematics.Vector2d subspace_g_

• subspace_B_

  private Jama.Matrix subspace_B_

• kMaxMu

  private double kMaxMu

• kMinMu

  private double kMinMu

Constructor Detail

• DoglegStrategy

  public DoglegStrategy​(CeresSolver.TrustRegionStrategyOptions options)

Method Detail

• ComputeStep

  public CeresSolver.TrustRegionStrategySummary ComputeStep​(CeresSolver.TrustRegionStrategyPerSolveOptions per_solve_options,
                                                            CeresSolver.SparseMatrix jacobian,
                                                            double[] residuals,
                                                            double[] step)

  Specified by:

  ComputeStep in class CeresSolver.TrustRegionStrategy

• StepAccepted

  public void StepAccepted​(double step_quality)

  Specified by:

  StepAccepted in class CeresSolver.TrustRegionStrategy

• StepRejected

  public void StepRejected​(double step_quality)

  Specified by:

  StepRejected in class CeresSolver.TrustRegionStrategy

• StepIsInvalid

  public void StepIsInvalid()

  Specified by:

  StepIsInvalid in class CeresSolver.TrustRegionStrategy

• Radius

  public double Radius()

  Specified by:

  Radius in class CeresSolver.TrustRegionStrategy

• gradient

  public java.util.Vector<java.lang.Double> gradient()

• gauss_newton_step

  public java.util.Vector<java.lang.Double> gauss_newton_step()

• subspace_basis

  public Jama.Matrix subspace_basis()

• subspace_g

  public WildMagic.LibFoundation.Mathematics.Vector2d subspace_g()

• subspace_B

  public Jama.Matrix subspace_B()

• ComputeTraditionalDoglegStep

  private void ComputeTraditionalDoglegStep​(double[] dogleg)

• ComputeSubspaceDoglegStep

  private void ComputeSubspaceDoglegStep​(double[] dogleg)

• ComputeGaussNewtonStep

  CeresSolver.LinearSolverSummary ComputeGaussNewtonStep​(CeresSolver.TrustRegionStrategyPerSolveOptions per_solve_options,
                                                         CeresSolver.SparseMatrix jacobian,
                                                         double[] residuals)

• ComputeCauchyPoint

  private void ComputeCauchyPoint​(CeresSolver.SparseMatrix jacobian)

• ComputeGradient

  private void ComputeGradient​(CeresSolver.SparseMatrix jacobian,
                               double[] residuals)

• ComputeSubspaceModel

  private boolean ComputeSubspaceModel​(CeresSolver.SparseMatrix jacobian)

• FindMinimumOnTrustRegionBoundary

  private boolean FindMinimumOnTrustRegionBoundary​(WildMagic.LibFoundation.Mathematics.Vector2d minimum)

• MakePolynomialForBoundaryConstrainedProblem

  private java.util.Vector<java.lang.Double> MakePolynomialForBoundaryConstrainedProblem()

• ComputeSubspaceStepFromRoot

  public WildMagic.LibFoundation.Mathematics.Vector2d ComputeSubspaceStepFromRoot​(double y)

• EvaluateSubspaceModel

  double EvaluateSubspaceModel​(WildMagic.LibFoundation.Mathematics.Vector2d x)